22018600

素因数分解:

$2^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{1237}}^1$

素因数の和:1342

約数の個数: 48

約数和(自身を含む): 51810300

約数和(自身を除く): 29791700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 178, 200, 356, 445, 712, 890, 1237, 1780, 2225, 2474, 3560, 4450, 4948, 6185, 8900, 9896, 12370, 17800, 24740, 30925, 49480, 61850, 110093, 123700, 220186, 247400, 440372, 550465, 880744, 1100930, 2201860, 2752325, 4403720, 5504650, 11009300, 22018600]

約数ペア:

[(1, 22018600), (2, 11009300), (4, 5504650), (5, 4403720), (8, 2752325), (10, 2201860), (20, 1100930), (25, 880744), (40, 550465), (50, 440372), (89, 247400), (100, 220186), (178, 123700), (200, 110093), (356, 61850), (445, 49480), (712, 30925), (890, 24740), (1237, 17800), (1780, 12370), (2225, 9896), (2474, 8900), (3560, 6185), (4450, 4948)]